Galvanized pipe refers to the welded steel pipe that has been hot-dip galvanized,
which is mainly used to improve the corrosion resistance of the
steel pipe and prolong the service life. Galvanized pipes are divided
into hot-dip galvanizing and electro-galvanizing, and the hot-dip galvanized
layer is thicker, which is suitable for construction, machinery, chemical and other industries.